Crystal Cook-N-Serve Products Pvt. Ltd. Offers Non Stick Spatula. Crystal Cook-N-Serve Products Pvt. Ltd. Is an ISO 9001:2000 registered organization that manufactures products under the registered brand name `Crystal`. The Non Stick Spatula is serve range cookware. This Non Stick Spatula is specially crafted for non-stick serving cookware manufactured from DuPont food grade hygienic material that can withstand 225 Degree C.